USD310884SExpiredUtility

Cover for tops of ladders

88
Assignee: WERNER CO INC R DPriority: Sep 24, 1987Filed: Sep 24, 1987Granted: Sep 25, 1990
Est. expirySep 24, 2007(expired)· nominal 20-yr term from priority
Inventors:Russell S. PattonDale R. KingEdward E. Heald
88
PatentIndex Score
34
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a cover for tops of ladders, as shown and described.

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